Home / 77,031.82-115,547.42-24,445.40

Finding the Fourth Proportional to 77,031.82, 115,547.42 and 24,445.40

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Solution

The fourth proportional to 77,031.82, 115,547.42 and 24,445.40 is: 36,668.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,031.82 : 115,547.42 = 24,445.40 : x
  2. Step 2: Convert to fraction form
    77,031.82/115,547.42 = 24,445.40/x
  3. Step 3: Cross multiply
    77,031.82x = 115,547.42 × 24,445.40
  4. Step 4: Simplify right side
    77,031.82x = 2,824,602,900.87
  5. Step 5: Solve for x
    x = 2,824,602,900.87/77,031.82
  6. Step 6: Final answer
    x = 36,668.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.